66281766

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 142207488

約数和(自身を除く): 75925722

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 361, 426, 431, 722, 862, 1083, 1293, 1349, 2166, 2586, 2698, 4047, 8094, 8189, 16378, 24567, 25631, 30601, 49134, 51262, 61202, 76893, 91803, 153786, 155591, 183606, 311182, 466773, 581419, 933546, 1162838, 1744257, 3488514, 11046961, 22093922, 33140883, 66281766]

約数ペア:

[(1, 66281766), (2, 33140883), (3, 22093922), (6, 11046961), (19, 3488514), (38, 1744257), (57, 1162838), (71, 933546), (114, 581419), (142, 466773), (213, 311182), (361, 183606), (426, 155591), (431, 153786), (722, 91803), (862, 76893), (1083, 61202), (1293, 51262), (1349, 49134), (2166, 30601), (2586, 25631), (2698, 24567), (4047, 16378), (8094, 8189)]